[FFmpeg-devel] [PATCH 5/5] avformat/mux: Don't allocate priv_pts separately

Andreas Rheinhardt andreas.rheinhardt at outlook.com
Sat Feb 3 21:33:30 EET 2024


Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>
---
 libavformat/avformat.c  |  1 -
 libavformat/internal.h  |  2 +-
 libavformat/mux.c       | 17 ++++++-----------
 libavformat/mux_utils.c |  5 +----
 4 files changed, 8 insertions(+), 17 deletions(-)

diff --git a/libavformat/avformat.c b/libavformat/avformat.c
index ae79ee6ef7..ca31d3dc56 100644
--- a/libavformat/avformat.c
+++ b/libavformat/avformat.c
@@ -63,7 +63,6 @@ FF_ENABLE_DEPRECATION_WARNINGS
     av_parser_close(sti->parser);
     avcodec_free_context(&sti->avctx);
     av_bsf_free(&sti->bsfc);
-    av_freep(&sti->priv_pts);
     av_freep(&sti->index_entries);
     av_freep(&sti->probe_data.buf);
 
diff --git a/libavformat/internal.h b/libavformat/internal.h
index 520f1a5229..c66f959e9f 100644
--- a/libavformat/internal.h
+++ b/libavformat/internal.h
@@ -245,7 +245,7 @@ typedef struct FFStream {
 
     int is_intra_only;
 
-    FFFrac *priv_pts;
+    FFFrac priv_pts;
 
     /**
      * Stream information used internally by avformat_find_stream_info()
diff --git a/libavformat/mux.c b/libavformat/mux.c
index de10d2c008..93280f9047 100644
--- a/libavformat/mux.c
+++ b/libavformat/mux.c
@@ -406,16 +406,11 @@ static int init_pts(AVFormatContext *s)
             break;
         }
 
-        if (!sti->priv_pts)
-            sti->priv_pts = av_mallocz(sizeof(*sti->priv_pts));
-        if (!sti->priv_pts)
-            return AVERROR(ENOMEM);
-
         if (den != AV_NOPTS_VALUE) {
             if (den <= 0)
                 return AVERROR_INVALIDDATA;
 
-            frac_init(sti->priv_pts, 0, 0, den);
+            frac_init(&sti->priv_pts, 0, 0, den);
         }
     }
 
@@ -550,7 +545,7 @@ static int compute_muxer_pkt_fields(AVFormatContext *s, AVStream *st, AVPacket *
         }
         pkt->dts =
 //        pkt->pts= st->cur_dts;
-            pkt->pts = sti->priv_pts->val;
+            pkt->pts = sti->priv_pts.val;
     }
 
     //calculate dts from pts
@@ -587,7 +582,7 @@ static int compute_muxer_pkt_fields(AVFormatContext *s, AVStream *st, AVPacket *
             av_ts2str(pkt->pts), av_ts2str(pkt->dts));
 
     sti->cur_dts      = pkt->dts;
-    sti->priv_pts->val = pkt->dts;
+    sti->priv_pts.val = pkt->dts;
 
     /* update pts */
     switch (st->codecpar->codec_type) {
@@ -599,12 +594,12 @@ static int compute_muxer_pkt_fields(AVFormatContext *s, AVStream *st, AVPacket *
         /* HACK/FIXME, we skip the initial 0 size packets as they are most
          * likely equal to the encoder delay, but it would be better if we
          * had the real timestamps from the encoder */
-        if (frame_size >= 0 && (pkt->size || sti->priv_pts->num != sti->priv_pts->den >> 1 || sti->priv_pts->val)) {
-            frac_add(sti->priv_pts, (int64_t)st->time_base.den * frame_size);
+        if (frame_size >= 0 && (pkt->size || sti->priv_pts.num != sti->priv_pts.den >> 1 || sti->priv_pts.val)) {
+            frac_add(&sti->priv_pts, (int64_t)st->time_base.den * frame_size);
         }
         break;
     case AVMEDIA_TYPE_VIDEO:
-        frac_add(sti->priv_pts, (int64_t)st->time_base.den * st->time_base.num);
+        frac_add(&sti->priv_pts, (int64_t)st->time_base.den * st->time_base.num);
         break;
     }
     return 0;
diff --git a/libavformat/mux_utils.c b/libavformat/mux_utils.c
index 3e63b8039a..c7ac2a9c97 100644
--- a/libavformat/mux_utils.c
+++ b/libavformat/mux_utils.c
@@ -33,10 +33,7 @@
 #if FF_API_GET_END_PTS
 int64_t av_stream_get_end_pts(const AVStream *st)
 {
-    if (cffstream(st)->priv_pts) {
-        return cffstream(st)->priv_pts->val;
-    } else
-        return AV_NOPTS_VALUE;
+    return cffstream(st)->priv_pts.val;
 }
 #endif
 
-- 
2.34.1



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